webSphere 5.0.2.11 help??

when we upgrade webSphere to 5.0.2.11 fix version ， we get the problem.

2005/6/28 10:56:36:998 CST] 768d4253 WebGroup E SRVE0026E: [Servlet 錯誤]-[SimpleFileServlet]: java.lang.NullPointerException at com.ibm.ws.webcontainer.webapp.WebApp.getErrorPageUrl(WebApp.java:342) at com.ibm.ws.webcontainer.webapp.WebApp.getErrorPageDispatcher(WebApp.java:1689) at com.ibm.ws.webcontainer.webapp.WebApp.handleError(WebApp.java:1067) at com.ibm.ws.webcontainer.webapp.WebApp.sendError(WebApp.java:964) at com.ibm.ws.webcontainer.srt.SRTServletResponseContext.sendError(SRTServletResponseContext.java:182) at com.ibm.ws.webcontainer.srt.SRTServletResponse.sendError(SRTServletResponse.java:676) at com.ibm.ws.webcontainer.servlet.SimpleFileServlet.doGet(SimpleFileServlet.java:344) at javax.servlet.http.HttpServlet.service(HttpServlet.java:740) at javax.servlet.http.HttpServlet.service(HttpServlet.java:853) at com.ibm.ws.webcontainer.servlet.StrictServletInstance.doService(StrictServletInstance.java:110) at com.ibm.ws.webcontainer.servlet.StrictLifecycleServlet._service(StrictLifecycleServlet.java:174) at com.ibm.ws.webcontainer.servlet.IdleServletState.service(StrictLifecycleServlet.java:313) at com.ibm.ws.webcontainer.servlet.StrictLifecycleServlet.service(StrictLifecycleServlet.java:116) at com.ibm.ws.webcontainer.servlet.ServletInstance.service(ServletInstance.java:283) at com.ibm.ws.webcontainer.servlet.ValidServletReferenceState.dispatch(ValidServletReferenceState.java:42) at com.ibm.ws.webcontainer.servlet.ServletInstanceReference.dispatch(ServletInstanceReference.java(Inlined Compiled Code)) at com.ibm.ws.webcontainer.webapp.WebAppRequestDispatcher.handleWebAppDispatch(WebAppRequestDispatcher.java(Compiled Code)) at com.ibm.ws.webcontainer.webapp.WebAppRequestDispatcher.dispatch(WebAppRequestDispatcher.java(Compiled Code)) at com.ibm.ws.webcontainer.webapp.WebAppRequestDispatcher.forward(WebAppRequestDispatcher.java(Compiled Code)) at com.ibm.ws.webcontainer.srt.WebAppInvoker.doForward(WebAppInvoker.java:80) at com.ibm.ws.webcontainer.srt.WebAppInvoker.handleInvocationHook(WebAppInvoker.java:214) at com.ibm.ws.webcontainer.cache.invocation.CachedInvocation.handleInvocation(CachedInvocation.java:71) at com.ibm.ws.webcontainer.srp.ServletRequestProcessor.dispatchByURI(ServletRequestProcessor.java:182) at com.ibm.ws.webcontainer.oselistener.OSEListenerDispatcher.service(OSEListener.java:334) at com.ibm.ws.webcontainer.http.HttpConnection.handleRequest(HttpConnection.java:56) at com.ibm.ws.http.HttpConnection.readAndHandleRequest(HttpConnection.java:622) at com.ibm.ws.http.HttpConnection.run(HttpConnection.java:447) at com.ibm.ws.util.ThreadPool$Worker.run(ThreadPool.java:672)

[2005/6/28 10:56:37:019 CST] 768d4253 WebGroup I SRVE0180I: [TBB_CNB] [/TEST_CNB] [Servlet.LOG]: Error page exception The server cannot u se the error page specified for your application because of the exception printed below. [2005/6/28 10:56:37:020 CST] 768d4253 WebGroup I SRVE0181I: [TBB_CNB] [/TEST_CNB] [Servlet.LOG]: Error Page Exception: : com.ibm.ws.webcon tainer.servlet.exception.UncaughtServletException: Server caught unhandled exception from servlet [SimpleFileServlet]: null at com.ibm.ws.webcontainer.webapp.WebAppRequestDispatcher.handleWebAppDispatch(WebAppRequestDispatcher.java(Compiled Code)) at com.ibm.ws.webcontainer.webapp.WebAppRequestDispatcher.dispatch(WebAppRequestDispatcher.java(Compiled Code)) at com.ibm.ws.webcontainer.webapp.WebAppRequestDispatcher.forward(WebAppRequestDispatcher.java(Compiled Code)) at com.ibm.ws.webcontainer.srt.WebAppInvoker.doForward(WebAppInvoker.java:80) at com.ibm.ws.webcontainer.srt.WebAppInvoker.handleInvocationHook(WebAppInvoker.java:214) at com.ibm.ws.webcontainer.cache.invocation.CachedInvocation.handleInvocation(CachedInvocation.java:71) at com.ibm.ws.webcontainer.srp.ServletRequestProcessor.dispatchByURI(ServletRequestProcessor.java:182) at com.ibm.ws.webcontainer.oselistener.OSEListenerDispatcher.service(OSEListener.java:334) at com.ibm.ws.webcontainer.http.HttpConnection.handleRequest(HttpConnection.java:56) at com.ibm.ws.http.HttpConnection.readAndHandleRequest(HttpConnection.java:622) at com.ibm.ws.http.HttpConnection.run(HttpConnection.java:447) at com.ibm.ws.util.ThreadPool$Worker.run(ThreadPool.java:672) ---- Begin backtrace for Nested Throwablesjava.lang.NullPointerException at com.ibm.ws.webcontainer.webapp.WebApp.getErrorPageUrl(WebApp.java:342) at com.ibm.ws.webcontainer.webapp.WebApp.getErrorPageDispatcher(WebApp.java:1689) at com.ibm.ws.webcontainer.webapp.WebApp.handleError(WebApp.java:1067) at com.ibm.ws.webcontainer.webapp.WebApp.sendError(WebApp.java:964) at com.ibm.ws.webcontainer.srt.SRTServletResponseContext.sendError(SRTServletResponseContext.java:182) at com.ibm.ws.webcontainer.srt.SRTServletResponse.sendError(SRTServletResponse.java:676) at com.ibm.ws.webcontainer.servlet.SimpleFileServlet.doGet(SimpleFileServlet.java:344) at javax.servlet.http.HttpServlet.service(HttpServlet.java:740) at javax.servlet.http.HttpServlet.service(HttpServlet.java:853) at com.ibm.ws.webcontainer.servlet.StrictServletInstance.doService(StrictServletInstance.java:110) at com.ibm.ws.webcontainer.servlet.StrictLifecycleServlet._service(StrictLifecycleServlet.java:174) at com.ibm.ws.webcontainer.servlet.IdleServletState.service(StrictLifecycleServlet.java:313) at com.ibm.ws.webcontainer.servlet.StrictLifecycleServlet.service(StrictLifecycleServlet.java:116) at com.ibm.ws.webcontainer.servlet.ServletInstance.service(ServletInstance.java:283) at com.ibm.ws.webcontainer.servlet.ValidServletReferenceState.dispatch(ValidServletReferenceState.java:42) at com.ibm.ws.webcontainer.servlet.ServletInstanceReference.dispatch(ServletInstanceReference.java(Inlined Compiled Code)) at com.ibm.ws.webcontainer.webapp.WebAppRequestDispatcher.handleWebAppDispatch(WebAppRequestDispatcher.java(Compiled Code)) at com.ibm.ws.webcontainer.webapp.WebAppRequestDispatcher.dispatch(WebAppRequestDispatcher.java(Compiled Code)) at com.ibm.ws.webcontainer.webapp.WebAppRequestDispatcher.forward(WebAppRequestDispatcher.java(Compiled Code)) at com.ibm.ws.webcontainer.srt.WebAppInvoker.doForward(WebAppInvoker.java:80) at com.ibm.ws.webcontainer.srt.WebAppInvoker.handleInvocationHook(WebAppInvoker.java:214) at com.ibm.ws.webcontainer.cache.invocation.CachedInvocation.handleInvocation(CachedInvocation.java:71) at com.ibm.ws.webcontainer.srp.ServletRequestProcessor.dispatchByURI(ServletRequestProcessor.java:182) at com.ibm.ws.webcontainer.oselistener.OSEListenerDispatcher.service(OSEListener.java:334) at com.ibm.ws.webcontainer.http.HttpConnection.handleRequest(HttpConnection.java:56) at com.ibm.ws.http.HttpConnection.readAndHandleRequest(HttpConnection.java:622) at com.ibm.ws.http.HttpConnection.run(HttpConnection.java:447) at com.ibm.ws.util.ThreadPool$Worker.run(ThreadPool.java:672)

@patrick: why don't you suggest to go to v6 because it's newer than the 5.1.1.4 ... deploying a cf11 means that this is a result of support, the v5 of was has some days to go before it is out of support ... [ July 14, 2005: Message edited by: andy mueller ]